Tree harvester



FIG. 1 is a top, front and right side perspective view of a tree harvester showing our new design with the boom operatively positioned toward the rear of the vehicle;

FIG. 2 is a rear and right side perspective view thereof with the boom operatively positioned in front of the vehicle;

FIG. 3 is a top, front and left side perspective view thereof with the boom operatively positioned in front of the vehicle and with the boom gripping claws in closed condition;

FIG. 4 is a front perspective view thereof with the boom operatively positioned toward the rear of the vehicle; and

FIG. 5 is a top perspective view thereof with the boom operatively positioned in front of the vehicle and with the boom gripping claws in open condition. 

The ornamental design for a tree harvester, substantially as shown and described. 